/Engine/Source/Runtime/Experimental/Chaos/Public/Chaos/AABB.h
Grows the box by this vector symmetrically - Changed name because previous Thicken had different semantics which caused several bugs.
[TAABB](API\Runtime\Chaos\Chaos\TAABB)< T, d > & ThickenSymmetrically ( const [TVector](API\Runtime\Chaos\Chaos\TVector)< T, d > & Thickness )